refactor: switch adguard data to named volume

adguardhome/compose.yaml

@@ -11,8 +11,8 @@ services:
       # - "68:68/tcp" # DHCP
       # - "3000:3000/tcp"
     volumes:
-      - ./data/work:/opt/adguardhome/work
-      - ./data/conf:/opt/adguardhome/conf
+      - data:/opt/adguardhome/work
+      - ./conf:/opt/adguardhome/conf
       - ./certs:/certs:ro
     labels:
       - "traefik.enable=true"
@@ -45,6 +45,8 @@ services:
       - glance.description=AdGuard Home is a network-wide software for blocking ads.
     networks:
       - proxy
+volumes:
+  data:
 networks:
   proxy:
     external: true